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Finding the Third Proportional to 549,312 and 848,856

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Solution

The third proportional to 549,312 and 848,856 is: 1,311,743.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    549,312 : 848,856 = 848,856 : x
  2. Step 2: Convert to fraction form
    549,312/848,856 = 848,856/x
  3. Step 3: Cross multiply
    549,312x = 848,856 × 848,856
  4. Step 4: Simplify right side
    549,312x = 720,556,508,736
  5. Step 5: Solve for x
    x = 720,556,508,736/549,312
  6. Step 6: Final answer
    x = 1,311,743.62

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.